<template>
  <header class="header">
    <h1>todos</h1>
    <input class="new-todo" placeholder="请输入任务名称" autofocus v-model.trim="inputValue" @keyup.enter="addList"/>
  </header>
</template>

<script>
export default {
  name: 'HmHeader',
  data () {
    return {
      inputValue:''
    }
  },
  methods:{
    addList(){
      if(this.inputValue==='') return alert('请输入内容')
      this.$emit('addList',this.inputValue)
      this.inputValue = ''
    }
  }
}
</script>

<style scoped lang="less"></style>
